#91BFCB
Closest named color: Light Cornflower Blue (#98C1D9). oklch(77.6% 0.051 215.5), rgb(145, 191, 203).
Aa
Black text reads best on this color (10.51:1).
About this color
#91BFCB is a medium-light, muted teal or cyan. In OKLCH its lightness is 78%, its chroma 0.051 and its hue 216°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.022 away. Black text reads best on it, at 10.51:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (78%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 10.51:1 |
| White text | 1.99:1 |
Values
| HEX | #91BFCB |
| RGB | rgb(145, 191, 203) |
| HSL | hsl(192, 36%, 68%) |
| OKLCH | oklch(77.6% 0.051 215.5) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #91BFCB | 1.99:1 | Fails | Lc -43.1 | Non-text elements, placeholder text |
| Black text on #91BFCB | 10.51:1 | AAA | Lc 65.3 | Content text, not long reading |
| #91BFCB text on white | 1.99:1 | Fails | Lc 38.6 | Non-text elements, placeholder text |
| #91BFCB text on black | 10.51:1 | AAA | Lc -63.8 | Content text, not long reading |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 300.
-
Step 50
50
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#DFEDF0
oklch(93.7% 0.015 212)
-
Step 200
200
#C5DEE5
oklch(88.4% 0.028 216.4)
-
Step 300
300 (this color)
#91BFCB
oklch(77.6% 0.051 215.5)
-
Step 400
400
#5FAEC1
oklch(70.8% 0.082 215.2)
-
Step 500
500
#1F99B1
oklch(63.1% 0.105 215.1)
-
Step 600
600
#008198
oklch(55.6% 0.099 216.1)
-
Step 700
700
#006D80
oklch(49.2% 0.087 215.3)
-
Step 800
800
#005969
oklch(42.7% 0.076 215.4)
-
Step 900
900
#004A58
oklch(37.7% 0.067 215.8)
-
Step 950
950
#062C34
oklch(27.2% 0.043 215.1)
#91BFCB with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #B6BCCC | 0.046 |
| Deuteranopia (no green cones) | #ADB4CB | 0.043 |
| Tritanopia (no blue cones) | #7EC4C3 | 0.029 |
| Achromatopsia (no color) | #B7B7B7 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91BFCB
#91BFCB
oklch(77.6% 0.051 215.5)
- #D5ABA0
#D5ABA0
oklch(77.6% 0.052 35.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #91BFCB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.022
- Light Grey Blue #9DBCD4 ΔE 0.023
- French Gray #ADB5BD ΔE 0.041
- Cloudy Blue #ACC2D9 ΔE 0.041
- Light Steel Blue #B0C4DE ΔE 0.050
- Sky Blue #87CEEB ΔE 0.051
- Pale Teal #82CBB2 ΔE 0.059
- Lightblue #7BC8F6 ΔE 0.060
Use #91BFCB in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.